001/*
002 * (C) Copyright 2016 Nuxeo SA (http://nuxeo.com/) and others.
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 *     http://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 *
016 * Contributors:
017 *     "Guillaume Renard"
018 */
019
020package org.nuxeo.ecm.restapi.server.jaxrs.enrichers;
021
022import static org.nuxeo.ecm.core.io.registry.reflect.Instantiations.SINGLETON;
023import static org.nuxeo.ecm.core.io.registry.reflect.Priorities.REFERENCE;
024
025import java.io.IOException;
026import java.io.Serializable;
027import java.util.HashMap;
028import java.util.Map;
029
030import org.codehaus.jackson.JsonGenerator;
031import org.nuxeo.ecm.core.api.DocumentModel;
032import org.nuxeo.ecm.core.io.marshallers.json.enrichers.AbstractJsonEnricher;
033import org.nuxeo.ecm.core.io.registry.context.RenderingContext.SessionWrapper;
034import org.nuxeo.ecm.core.io.registry.reflect.Setup;
035import org.nuxeo.ecm.platform.audit.api.LogEntry;
036import org.nuxeo.ecm.platform.query.api.PageProvider;
037import org.nuxeo.ecm.platform.query.api.PageProviderDefinition;
038import org.nuxeo.ecm.platform.query.api.PageProviderService;
039import org.nuxeo.ecm.platform.query.nxql.CoreQueryDocumentPageProvider;
040import org.nuxeo.ecm.restapi.server.jaxrs.adapters.AuditAdapter;
041import org.nuxeo.runtime.api.Framework;
042
043/**
044 * Enricher that add the latest log entries related to the document.
045 *
046 * @since 8.3
047 */
048@Setup(mode = SINGLETON, priority = REFERENCE)
049public class AuditJsonEnricher extends AbstractJsonEnricher<DocumentModel>  {
050
051    public static final String NAME = "audit";
052
053    public AuditJsonEnricher() {
054        super(NAME);
055    }
056
057    @Override
058    public void write(JsonGenerator jg, DocumentModel document) throws IOException {
059        jg.writeFieldName(NAME);
060        jg.writeStartArray();
061        try (SessionWrapper wrapper = ctx.getSession(document)) {
062            DocumentModel searchDocument = wrapper.getSession().createDocumentModel("BasicAuditSearch");
063            searchDocument.setPropertyValue("bas:eventIds", (Serializable) ctx.getParameters(AuditAdapter.EVENT_ID_PARAMETER_NAME));
064            searchDocument.setPropertyValue("bas:eventCategories", (Serializable) ctx.getParameters(AuditAdapter.CATEGORY_PARAMETER_NAME));
065            searchDocument.setPropertyValue("bas:principalNames", (Serializable) ctx.getParameters(AuditAdapter.PRINCIPAL_NAME_PARAMETER_NAME));
066            searchDocument.setPropertyValue("bas:startDate", AuditAdapter.getCalendarParameter(ctx.getParameter(AuditAdapter.START_EVENT_DATE_PARAMETER_NAME)));
067            searchDocument.setPropertyValue("bas:endDate", AuditAdapter.getCalendarParameter(ctx.getParameter(AuditAdapter.END_EVENT_DATE_PARAMETER_NAME)));
068
069            PageProviderService ppService = Framework.getLocalService(PageProviderService.class);
070            PageProviderDefinition ppDefinition = ppService.getPageProviderDefinition(AuditAdapter.PAGE_PROVIDER_NAME);
071            Map<String, Serializable> props = new HashMap<String, Serializable>();
072            props.put(CoreQueryDocumentPageProvider.CORE_SESSION_PROPERTY, (Serializable) wrapper.getSession());
073            @SuppressWarnings("unchecked")
074            PageProvider<LogEntry> pp = (PageProvider<LogEntry>) ppService.getPageProvider("", ppDefinition, searchDocument, null,
075                    null, 0L, props, new Object[] {document});
076            for (LogEntry e : pp.getCurrentPage()) {
077                writeEntity(e, jg);
078            }
079        } finally {
080            jg.writeEndArray();
081        }
082    }
083
084}